| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.973 | 19/6:00.487 |
| 2 | 2 | 17.831 | 20/6:08.040 |
| 3 | 1 | 17.600 | 20/6:02.693 |
| 4 | 1 | 17.721 | 20/6:00.625 |
| 5 | 1 | 18.409 | 20/6:02.136 |
| 6 | 1 | 17.887 | 20/6:01.403 |
| 7 | 1 | 18.056 | 20/6:01.363 |
| 8 | 2 | 23.461 | 20/6:14.845 |
| 9 | 2 | 17.965 | 20/6:13.118 |
| 10 | 2 | 17.589 | 20/6:10.984 |
| 11 | 1 | 17.741 | 20/6:09.515 |
| 12 | 1 | 17.360 | 20/6:07.655 |
| 13 | 1 | 17.967 | 20/6:07.015 |
| 14 | 1 | 18.080 | 20/6:06.629 |
| 15 | 1 | 17.946 | 20/6:06.115 |
| 16 | 1 | 18.114 | 20/6:05.875 |
| 17 | 1 | 17.624 | 20/6:05.087 |
| 18 | 1 | 17.638 | 20/6:04.402 |
| 19 | 1 | 17.975 | 20/6:04.144 |
| 20 | 1 | 17.283 | 20/6:03.220 |